| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| SIMPLEX TRADING, LLC | 9 | 3 | 0.00% | 0.00% | 0.00% | Q3 2016 | Q3 2021 | 18 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 13 | 13 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q3 2021 | 13 |
| GROUP ONE TRADING, L.P. | 3 | 1 | 0.00% | 0.00% | 0.01% | Q4 2016 | Q3 2021 | 10 |
This page lists all the filers that currently own TRINSEO S A or have owned TRINSEO S A in the past.